0
5x - 1 = 21 + 3x
Add '1' to both sides
5x = 22 + 3x
Subtract '3x' from both sides
2x = 22
Divide both sides by '2'
2x/2 = 22/2
x = 11
=
lenpollock
Wiki User
∙ 14y agoThis only works if x=11.
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X plus 3x plus 5 equals 21?
x = 4
What mistake was made in this equation 3x plus 7 equals -4x plus 28 -x plus 7 equals 28 -x equals 21 x equals -21?
3x + 7 = -4x + 28 implies 7x + 7 = 28
-3x equals -21 plus 4x?
-3x=-21+4x-3x-4x=-21+4x-4x-7x=-217x=217x/7=21/7x=3
What is the y-intercept in this linear equation 7y plus 3x - 21 equals 0?
7y+3x-21 =0 7y = -3x+21 y = -3/7x+3 The y intercept is 3
5x plus 7 equals 3x-21?
5x+7=3x-21 -7= -7 5x=3x-14 -3x=-3x 2x=-14 2x/2x=2x/-14 x=-7 The Answer Is -7 -
X plus 3x plus 5 equals 21?
x = 4
What mistake was made in this equation 3x plus 7 equals -4x plus 28 -x plus 7 equals 28 -x equals 21 x equals -21?
3x + 7 = -4x + 28 implies 7x + 7 = 28
-3x equals -21 plus 4x?
-3x=-21+4x-3x-4x=-21+4x-4x-7x=-217x=217x/7=21/7x=3
What is 2y plus 3x equals 21 in linear form?
2y+3x=21 is y=-(3/2)x+(21/2) which is y=-1.5x+10.5
What is th y intercept of 7y plus 3x-21 equals 0?
3
The order pair for 3x plus 5y equals 21 and -9x plus 4y equals -6?
x = 2, y = 3
What is 3x plus 5y equals 16 plus -3x -6y equals -15?
no
What is the y-intercept in this linear equation 7y plus 3x - 21 equals 0?
7y+3x-21 =0 7y = -3x+21 y = -3/7x+3 The y intercept is 3
5x plus 7 equals 3x-21?
5x+7=3x-21 -7= -7 5x=3x-14 -3x=-3x 2x=-14 2x/2x=2x/-14 x=-7 The Answer Is -7 -
What is 9x3 plus 9x2 plus 5x plus 1 3x plus 1?
= 53 9x3 + 9x2 + 5x1+ 3x1 27 + 18 + 5 + 3
What is 3x plus 2 equals 3x plus 6?
3x + 2 = 3x + 6 This is not possible.
What is the answer to 3x plus 9?
3x plus 9 equals what?
